package demo4;

public class Fish extends Animal implements ISwimming{
    public Fish(String name, int age) {
        super(name, age);
    }

    public void eat(){
        System.out.println(this.name+" 正在吃鱼粮");
    }

    @Override
    public void swim() {
        System.out.println(this.name+" 正在游泳");
    }
}
